Parameters of WD_BLACK SN850X 1000GB with Firmware 620311WD

General information
TrademarkWestern digital
ModelWD_BLACK SN850X 1000GB
Capacity1 TB (931.5 GiB)
TypeSSD
InterfaceNVMe
NVMe version1.4
Firmware620311WD
Alternative firmwares2
Firmware upgradesupported
Maximum power consumption9 W
Advanced Formatsupported
Units tested3
Times tested4
Performance
Maximum interface speed7876 MB/s (PCIe 4.0 x4)
Maximum buffered read speed3541 MiB/s
Maximum read speed3352 MiB/s
Minimum average access time0.12 msec
Clearing unused data (TRIM)supported
Host memory buffer (HMB)not supported
Throttling temperature controlsupported
Reliability
Full self-test time102 minutes
Critical maximum temperature94°C (201°F)
Recommended maximum temperature90°C (194°F)
Maximum temperature66°C (150°F)
Average maximum temperature51°C (123°F)
Security
Drive access restrictionsupported
Instant data destructionsupported